Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène

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Standard

Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène. / Thibault, Nicolas; Minoletti, Fabrice; Gardin, Silvia; Renard, Maurice.

I: Bulletin de la Societe Geologique de France, Bind 175, Nr. 4, 01.12.2004, s. 399-412.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Thibault, N, Minoletti, F, Gardin, S & Renard, M 2004, 'Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène', Bulletin de la Societe Geologique de France, bind 175, nr. 4, s. 399-412. https://doi.org/10.2113/175.4.399

APA

Thibault, N., Minoletti, F., Gardin, S., & Renard, M. (2004). Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène. Bulletin de la Societe Geologique de France, 175(4), 399-412. https://doi.org/10.2113/175.4.399

Vancouver

Thibault N, Minoletti F, Gardin S, Renard M. Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène. Bulletin de la Societe Geologique de France. 2004 dec. 1;175(4):399-412. https://doi.org/10.2113/175.4.399

Author

Thibault, Nicolas ; Minoletti, Fabrice ; Gardin, Silvia ; Renard, Maurice. / Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène. I: Bulletin de la Societe Geologique de France. 2004 ; Bind 175, Nr. 4. s. 399-412.

Bibtex

@article{1a9833295d24424ba048a30ef9d4e522,
title = "Morphom{\'e}trie de nannofossiles calcaires au passage Cr{\'e}tac{\'e}-Pal{\'e}oc{\`e}ne des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxyg{\`e}ne",
abstract = "A detailed biometric analysis of five species of calcareous nannofossils was carried out on samples from the uppermost Maastrichtian and lowermost Danian of Bidart (Basque Country, SW France) and Elles (central Tunisia). This study reveals the existence of two morphotypes of A. cymbiformis and an abrupt reduction of the five species immediately below the K-T boundary, likely in relation with a stressful environment, which would have developed just before the deposition of the iridium level, followed by a sudden size increase in the basal Danian reflecting the reworking pattern of the Cretaceous species. In addition, the comparison of biometric and isotopic data seems to indicate that the two morphotypes of A. cymbiformis have different ecologies, the large one being favoured in cool waters.",
keywords = "Calcareous nannofossils, K-T boundary, Morphometry, Morphotypes, Stable isotopes",
author = "Nicolas Thibault and Fabrice Minoletti and Silvia Gardin and Maurice Renard",
year = "2004",
month = dec,
day = "1",
doi = "10.2113/175.4.399",
language = "Fransk",
volume = "175",
pages = "399--412",
journal = "Bulletin - Societie Geologique de France",
issn = "0037-9409",
publisher = "GeoScienceWorld",
number = "4",

}

RIS

TY - JOUR

T1 - Morphométrie de nannofossiles calcaires au passage Crétacé-Paléocène des coupes de Bidart (France) et d'Elles (Tunisie). Comparaison avec les isotopes stables du carbone et de l'oxygène

AU - Thibault, Nicolas

AU - Minoletti, Fabrice

AU - Gardin, Silvia

AU - Renard, Maurice

PY - 2004/12/1

Y1 - 2004/12/1

N2 - A detailed biometric analysis of five species of calcareous nannofossils was carried out on samples from the uppermost Maastrichtian and lowermost Danian of Bidart (Basque Country, SW France) and Elles (central Tunisia). This study reveals the existence of two morphotypes of A. cymbiformis and an abrupt reduction of the five species immediately below the K-T boundary, likely in relation with a stressful environment, which would have developed just before the deposition of the iridium level, followed by a sudden size increase in the basal Danian reflecting the reworking pattern of the Cretaceous species. In addition, the comparison of biometric and isotopic data seems to indicate that the two morphotypes of A. cymbiformis have different ecologies, the large one being favoured in cool waters.

AB - A detailed biometric analysis of five species of calcareous nannofossils was carried out on samples from the uppermost Maastrichtian and lowermost Danian of Bidart (Basque Country, SW France) and Elles (central Tunisia). This study reveals the existence of two morphotypes of A. cymbiformis and an abrupt reduction of the five species immediately below the K-T boundary, likely in relation with a stressful environment, which would have developed just before the deposition of the iridium level, followed by a sudden size increase in the basal Danian reflecting the reworking pattern of the Cretaceous species. In addition, the comparison of biometric and isotopic data seems to indicate that the two morphotypes of A. cymbiformis have different ecologies, the large one being favoured in cool waters.

KW - Calcareous nannofossils

KW - K-T boundary

KW - Morphometry

KW - Morphotypes

KW - Stable isotopes

UR - http://www.scopus.com/inward/record.url?scp=12544258726&partnerID=8YFLogxK

U2 - 10.2113/175.4.399

DO - 10.2113/175.4.399

M3 - Tidsskriftartikel

AN - SCOPUS:12544258726

VL - 175

SP - 399

EP - 412

JO - Bulletin - Societie Geologique de France

JF - Bulletin - Societie Geologique de France

SN - 0037-9409

IS - 4

ER -

ID: 203865088